Bump react-icons from 5.5.0 to 5.6.0

Bumps [react-icons](https://github.com/react-icons/react-icons) from 5.5.0 to 5.6.0.
- [Release notes](https://github.com/react-icons/react-icons/releases)
- [Commits](react-icons/react-icons@v5.5.0...v5.6.0)

---
updated-dependencies:
- dependency-name: react-icons
  dependency-version: 5.6.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package-lock.json

@@ -30,7 +30,7 @@
     "prism-react-renderer": "^2.4.1",
     "react": "^19.2.3",
     "react-dom": "^19.2.4",
-    "react-icons": "^5.5.0",
+    "react-icons": "^5.6.0",
     "react-simple-code-editor": "^0.14.1",
     "rehype-katex": "^7.0.1",
     "remark-math": "^6.0.0"